orcus | ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98

Analysis

max time kernel
140s
max time network
142s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 01:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe
Size

2.6MB
MD5

47a60389c2bb54b15b14a32b6fc76267
SHA1

8ddf7854db49534de6e61289cc0cbdce723fae18
SHA256

ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98
SHA512

7c493579f950570b64ce5a5720675aa4e6d7578c47f56f51fd5398843c0923510d77fbcc2ab146bde8194d13ae7b68d17fff253418c9a11a59dff9d7fe640b63
SSDEEP

24576:QAHnh+eWsN3skA4RV1Hom2KXSmHdqf0K44JzixdvW80EXLq31gEfUvWDyBFZpxxr:Hh+ZkldoPKiYdqd6D

Score

10^/10

orcus ligeon rat spyware stealer

Malware Config

Extracted

Family

orcus

Botnet

ligeon

ligeon.ddns.net:1606

Mutex

b98fb09a59c24a81b9d17a55ccf2c036

Attributes

autostart_method
Disable
enable_keylogger
true
install_path
%programfiles%\Orcus\Orcus.exe
reconnect_delay
10000
registry_keyname
Orcus
taskscheduler_taskname
Orcus
watchdog_path
AppData\OrcusWatchdog.exe

Signatures

Orcus
Orcus is a Remote Access Trojan that is being sold on underground forums.
rat spyware stealer orcus

Orcurs Rat Executable 6 IoCs

resource	yara_rule
behavioral1/memory/2632-4-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/2632-11-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/2632-10-0x0000000000090000-0x000000000017A000-memory.dmp	orcus
behavioral1/memory/2764-29-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2764-35-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus
behavioral1/memory/2764-36-0x0000000000400000-0x00000000004EA000-memory.dmp	orcus

Executes dropped EXE 2 IoCs

pid	Process
2936	setspn.exe
1284	setspn.exe

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/3028-0-0x0000000000F60000-0x000000000120A000-memory.dmp	autoit_exe
behavioral1/files/0x000c000000015cce-24.dat	autoit_exe
behavioral1/memory/2936-26-0x0000000001070000-0x000000000131A000-memory.dmp	autoit_exe
behavioral1/memory/1284-41-0x0000000001240000-0x00000000014EA000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3028 set thread context of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 2936 set thread context of 2764	2936	setspn.exe	35
PID 1284 set thread context of 2076	1284	setspn.exe	39

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2852	schtasks.exe
552	schtasks.exe
1480	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe
3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe
2936	setspn.exe
2936	setspn.exe
1284	setspn.exe
1284	setspn.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2632	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2632	RegSvcs.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2632	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	28
PID 3028 wrote to memory of 2852	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	29
PID 3028 wrote to memory of 2852	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	29
PID 3028 wrote to memory of 2852	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	29
PID 3028 wrote to memory of 2852	3028	ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe	29
PID 2844 wrote to memory of 2936	2844	taskeng.exe	34
PID 2844 wrote to memory of 2936	2844	taskeng.exe	34
PID 2844 wrote to memory of 2936	2844	taskeng.exe	34
PID 2844 wrote to memory of 2936	2844	taskeng.exe	34
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 2764	2936	setspn.exe	35
PID 2936 wrote to memory of 552	2936	setspn.exe	36
PID 2936 wrote to memory of 552	2936	setspn.exe	36
PID 2936 wrote to memory of 552	2936	setspn.exe	36
PID 2936 wrote to memory of 552	2936	setspn.exe	36
PID 2844 wrote to memory of 1284	2844	taskeng.exe	38
PID 2844 wrote to memory of 1284	2844	taskeng.exe	38
PID 2844 wrote to memory of 1284	2844	taskeng.exe	38
PID 2844 wrote to memory of 1284	2844	taskeng.exe	38
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 2076	1284	setspn.exe	39
PID 1284 wrote to memory of 1480	1284	setspn.exe	40
PID 1284 wrote to memory of 1480	1284	setspn.exe	40
PID 1284 wrote to memory of 1480	1284	setspn.exe	40
PID 1284 wrote to memory of 1480	1284	setspn.exe	40

C:\Users\Admin\AppData\Local\Temp\ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe
"C:\Users\Admin\AppData\Local\Temp\ef87603017bdc0d47f0029b84a3d9a6028ae14ff94c4f8051969e3ba2b167c98.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2632
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
  2⤵
  - Creates scheduled task(s)
  PID:2852

C:\Windows\system32\taskeng.exe
taskeng.exe {2C94DF5D-1200-44A8-9620-2B893ADCA8E8} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2764
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:552
- C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1284
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:2076
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
    3⤵
    - Creates scheduled task(s)
    PID:1480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe

Filesize
2.6MB

MD5
952567aa5f3d4369c572c17566da42af

SHA1
a769a69c6eafae730fe0581796d4d8fba59c1e29

SHA256
ae65c42dea6a316d4ae362c964d4c629685138983b0e4f699f137e05a96d37c0

SHA512
683384f461b6a905e4ad4f754e7b7e67f70af60782ce9b04dd3bc5a605dfe17de6ece14eeb654f68261f6c237e38558a5e3809e6c06c0d785d60bbacea3660c4

Download Submit
memory/1284-41-0x0000000001240000-0x00000000014EA000-memory.dmp

Filesize
2.7MB

Download
memory/2076-52-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-51-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-21-0x00000000042C0000-0x00000000042D0000-memory.dmp

Filesize
64KB

Download
memory/2632-22-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-10-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2632-14-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-15-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/2632-16-0x0000000000470000-0x000000000047E000-memory.dmp

Filesize
56KB

Download
memory/2632-17-0x0000000000C20000-0x0000000000C7C000-memory.dmp

Filesize
368KB

Download
memory/2632-18-0x00000000008E0000-0x00000000008F2000-memory.dmp

Filesize
72KB

Download
memory/2632-19-0x00000000020A0000-0x00000000020A8000-memory.dmp

Filesize
32KB

Download
memory/2632-20-0x0000000002100000-0x0000000002118000-memory.dmp

Filesize
96KB

Download
memory/2632-2-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2632-11-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2632-23-0x0000000004C90000-0x0000000004CD0000-memory.dmp

Filesize
256KB

Download
memory/2632-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2632-4-0x0000000000090000-0x000000000017A000-memory.dmp

Filesize
936KB

Download
memory/2764-29-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2764-35-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2764-36-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2764-37-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2764-38-0x0000000004840000-0x0000000004880000-memory.dmp

Filesize
256KB

Download
memory/2764-39-0x0000000074730000-0x0000000074E1E000-memory.dmp

Filesize
6.9MB

Download
memory/2936-26-0x0000000001070000-0x000000000131A000-memory.dmp

Filesize
2.7MB

Download
memory/3028-0-0x0000000000F60000-0x000000000120A000-memory.dmp

Filesize
2.7MB

Download
memory/3028-1-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download